脱沥青油

糠醛精制能大幅度降低伊朗各线原料的硫、氮及芳烃含量，大幅度降低脱沥青油的残炭值；

The furfural extraction can reduce the polynuclear aromatic hydrocarbon content , the nitrogen content and the carbon residue of DAO .

基于碳数分布和族组成分析的脱沥青油加氢异构反应产物分析及优化利用

Evaluation and utilization optimization of a deasphalted oil hydroisomerization products based on carbon number distribution and hydrocarbon type analysis

多方案生产表明：该装置在不掺脱沥青油（DAO）及掺DAO条件下可生产重整料、精制柴油、精制蜡油；

Meanwhile , sour feedstock partial sulfurization technology is briefly introduced . Multi-scheme production shows that reformer stock , refined diesel and refined wax oil can be produced by the unit both with and without DAO blending .

优化工艺参数和流程改善脱沥青油加氢运行

Optimize Processing Parameters and Flow to Improve Hydrogenating Operation of DAO

用南阳脱沥青油生产凡士林的研究

Study on Production of Vaseline from Nanyang Deasphalted Oil

脱沥青油的催化裂化性质研究

Study on the catalytic cracking property of deasphalted oil

重溶剂脱沥青油加氢处理工艺的研究

Study on hydrotreating of heavy solvent deasphalted oil

大庆减压渣油/催化裂化油浆混合原料脱沥青油的催化裂化

Catalytic cracking of deasphalted oil from Daqing vacuum residue / fcc slurry mixed feed

论证充分发挥加氢裂化工艺的生产灵活性，以减压二、三、四线蜡油和重质的脱沥青油为原料可满足联产喷气燃料、润滑油料及乙烯原料等多种产品的需要。

Hydrocracking has the flexibility for producing jet fuel , lubricant stock and ethylene feedstock simultaneously with VGO and DAO feeds .

采用“老三套”工艺对沙特轻质原油减二线、减三线、减四线及轻脱沥青油生产润滑油基础油进行了工业放大试验。

The industrial tests were performed on lube base oil production with vacuum cut2 , cut3 , cut4 and light deasphalted oil from Sandi light crude oil .

几年来，装置运行安全平稳，萃取效果好，处理量大，脱沥青油质量好、收率高，溶剂消耗、能耗大幅度下降。

During the several years , the unit runs safely and stably , extracts efficiently , processes largely , gets the nice deasphalted oil , achieves high recovery ratio , reduces the solvent wastage and energy consumption greatly .

结果表明，以大庆原油的减二线、减四线和轻脱沥青油为原料，得到了粘度指数高、倾点低的润滑油基础油产品。

The operation result showed that the lube base oil products with high viscosity index and low pour point were produced from the 2nd and 4th vacuum column side cuts and the deasphalted oil of Daqing crude oil .

文章重点探讨了沥青生产的工艺路线，脱沥青油的处理，以及在沥青产品处于淡季时，将沥青与减渣掺混后作延迟焦化原料的可行性。

This paper emphatically introduced the producing process of asphalt and treatment of deasphalted oil , discussed the feasibility of using blend of asphalt and vacuum residue as raw material of delayed coking in slow season of asphalt products .

溶剂脱沥青&油浆拔头组合工艺生产重交道路沥青质量控制探讨

Quality Control of the Combined Process of Solvent Deasphalting and Slurry Topping for Producing Heavy-Duty Road Asphalt

溶剂脱沥青-脱油沥青气化-脱沥青油加氢进催化裂化组合工艺是解决劣质重油加工的有效手段。

The solvent deasphalting-deoiled asphalt gasification-deasphalted oil hydrogenation catalytic cracking combination technology is an effective approach to processing poor-quality thick oil .

溶剂脱沥青掺配FCC油浆技术改造

Retrofit of Solvent Deasphalting Blending FCC Slurry

沈阳原油减压渣油富含微晶蜡而胶质、沥青质含量较少，可通过溶剂脱沥青和溶剂脱油工艺生产高滴点微晶蜡等产品。

Abstract The vacuum residue of Shenyang crude oil is rich in microcrystaline wax and contains less resin and asphalt . It can be used to produce high dropping point microcrystaline wax and other valuable products by solvent deasphalting , solvent deoiling , and other processes .

在汽油脱硫醇、溶剂脱沥青、润滑油糠醛精制等液-液拙提过程中得到成功的应用。

It has been successfully applied in the liquid-liquid extraction processes , such as gasoline sweetening , solvent deasphalting , furfural refining of lube oil , etc.

试验结果表明，适当的热处理可使相应脱油沥青的蜡含量降低，同时可提高脱沥青油的收率，改善脱沥青油的质量。

Test results showed that proper thermal treatment decreased wax-content of DOA , increased production of DAO and improved quality of DAO .

指出脱油沥青粘度是选择抽提深度的关键控制指标，管输减渣适宜的脱沥青油收率为50%～55%。

It was pointed out that the viscosity of the deoiled asphalt was the key index for controlling the extraction severity . The suitable yield of DAO was 50 % - 55 % for the VR of pipe-transported crude oil .

探讨了溶剂脱沥青工艺的发展趋势，如广泛使用混合C4等重溶剂，发展和完善组合工艺，综合利用脱沥青油组分等。

The developing trends of solvent deasphalting was explored , such as wide application of the heavy mixed C 4 solvent , development and perfection of combination process and comprehensive utilization of deasphalted oil etc.